Try another version of this question
Sketch the region bounded above by the curve `7 x e^(-x)`, the `x`-axis, and `x = 4`, and find the area of the region. Round your answer to four decimal places.
Area `=`
Area `=`
Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172
Enter DNE for Does Not Exist, oo for Infinity
6.359